Author Question: What radioactive element is used to diagnose medical conditions of the heart and arteries? A) ... (Read 91 times)

misspop · **on:** Aug 27, 2018

What radioactive element is used to diagnose medical conditions of the heart and arteries?

A) cobalt-60
B) thallium-201
C) radium-226
D) radon-222
E) thorium-234

Question 2

Which of the following complexes has a coordination number of 6?

A) Co(en)2Cl2+
B) Pt(NH3)2Cl2
C) Cu(NH3)42+
D) Ag(NH3)2+
E) None of these complexes has coordination number 6.

Question 3

Molecular compounds of low molecular weight tend to be gases at room temperature. Which of the following is most likely not a gas at room temperature?

A) KBr
B) F2
C) HCN
D) SO2
E) CH4

chem1s3 · **Reply #1 on:** Aug 27, 2018

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